Lewiston Man Convicted of Attempted Strangulation

Jury finds Joseph A. Witherup guilty in domestic violence case

Published on Mar. 12, 2026

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A 46-year-old Lewiston man has been found guilty by a jury of felony attempted strangulation following an incident in September 2025 where he allegedly attacked his ex-girlfriend. Witherup now faces up to 15 years in prison and a $50,000 fine, with sentencing scheduled for April 29, 2026.

Why it matters

Attempted strangulation is considered a serious form of domestic violence that is often associated with increased risk of future harm. This conviction highlights the ongoing efforts by law enforcement and prosecutors to hold perpetrators accountable and protect victims in such cases.

The details

According to prosecutors, the case stems from a 911 call on September 20, 2025 reporting an alleged assault at a Lewiston apartment. Investigators said Witherup attacked his ex-girlfriend during the incident, then fled the scene before being arrested a few blocks away.

  • The incident occurred on September 20, 2025.
  • Witherup was convicted by a jury on March 3, 2026.
  • Sentencing is scheduled for April 29, 2026.

The players

Joseph A. Witherup

A 46-year-old Lewiston man who was convicted of felony attempted strangulation.

Nez Perce County Prosecutor's Office

The local prosecutor's office that handled the case against Witherup.

Lewiston Police Department

The law enforcement agency that investigated the incident and arrested Witherup.

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What they’re saying

“Attempted strangulation is considered a serious form of violence and is often associated with increased risk of future harm in domestic violence situations.”

— Justin Coleman, Nez Perce County Prosecutor (dailyfly.com)

What’s next

The judge will determine Witherup's sentence on April 29, 2026.

The takeaway

This conviction underscores the ongoing efforts by law enforcement and the justice system to address the serious issue of domestic violence and protect victims from repeat offenders.